16473913 has 2 divisors, whose sum is σ = 16473914. Its totient is φ = 16473912.

The previous prime is 16473889. The next prime is 16473959. The reversal of 16473913 is 31937461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10188864 + 6285049 = 3192^2 + 2507^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16473913 is a prime.

It is a super-3 number, since 3×16473913³ (a number of 23 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (16473973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8236956 + 8236957.

It is an arithmetic number, because the mean of its divisors is an integer number (8236957).

Almost surely, 2^16473913 is an apocalyptic number.

It is an amenable number.

16473913 is a deficient number, since it is larger than the sum of its proper divisors (1).

16473913 is an equidigital number, since it uses as much as digits as its factorization.

16473913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 34.

The square root of 16473913 is about 4058.8068443817. The cubic root of 16473913 is about 254.4479303389.

The spelling of 16473913 in words is "sixteen million, four hundred seventy-three thousand, nine hundred thirteen".